| commutation | the act of putting one thing or person in the place of another: "he sent Smith in for Jones but the substitution came too late to help" |
|---|---|
| commutation | the travel of a commuter |
| commutation | (law) the reduction in severity of a punishment imposed by law |
| commutation | a warrant substituting a lesser punishment for a greater one |
| commutation | a ticket good for several trips or to attend a season of entertainments |